td {
    background-color: rgb(140, 0, 0);
    transition: color, background-color 1s;
}

td#download {
    background-color: rgb(20, 20, 150);
    text-decoration: none;
}

td:hover {
    background-color: white;
    color: black;
}

td#download:hover {
    background-color: white;
    text-decoration: none;
    color: black;
}

div#download {
    margin: 20px;
    height: 30px;
    border-radius: 15px;
    background-color: white;
}

div#download a {
    text-decoration: none;
    color: black;
}

div#back {
    margin: 20px;
    height: 30px;
    border-radius: 15px;
    background-color: white;
}

div#back a {
    text-decoration: none;
    color: black;
}